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authorJunio C Hamano <gitster@pobox.com>2011-04-01 17:57:37 -0700
committerJunio C Hamano <gitster@pobox.com>2011-04-01 17:57:37 -0700
commitc4b2ce69534e1d51f71142ba0e463ed89605ccd1 (patch)
tree6cb1a1c828b387e14e2e39fc931892a609725527 /builtin
parentffc5e3c958b66fb4babeba01483cc924bc2957a5 (diff)
parentb57fb80a7d7d19102b31ab94a28ed43ea1ee07bb (diff)
downloadgit-c4b2ce69534e1d51f71142ba0e463ed89605ccd1.tar.gz
git-c4b2ce69534e1d51f71142ba0e463ed89605ccd1.tar.xz
Merge branch 'nd/init-gitdir'
* nd/init-gitdir: init, clone: support --separate-git-dir for .git file git-init.txt: move description section up Conflicts: builtin/clone.c
Diffstat (limited to 'builtin')
-rw-r--r--builtin/clone.c8
-rw-r--r--builtin/init-db.c68
2 files changed, 72 insertions, 4 deletions
diff --git a/builtin/clone.c b/builtin/clone.c
index 0b5601a9b..4144bcf5c 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -42,6 +42,7 @@ static int option_local, option_no_hardlinks, option_shared, option_recursive;
static char *option_template, *option_reference, *option_depth;
static char *option_origin = NULL;
static char *option_branch = NULL;
+static const char *real_git_dir;
static char *option_upload_pack = "git-upload-pack";
static int option_verbosity;
static int option_progress;
@@ -80,6 +81,8 @@ static struct option builtin_clone_options[] = {
"path to git-upload-pack on the remote"),
OPT_STRING(0, "depth", &option_depth, "depth",
"create a shallow clone of that depth"),
+ OPT_STRING('L', "separate-git-dir", &real_git_dir, "gitdir",
+ "separate git dir from working tree"),
OPT_END()
};
@@ -467,7 +470,10 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
if (safe_create_leading_directories_const(git_dir) < 0)
die(_("could not create leading directories of '%s'"), git_dir);
- set_git_dir(real_path(git_dir));
+
+ set_git_dir_init(git_dir, real_git_dir, 0);
+ if (real_git_dir)
+ git_dir = real_git_dir;
if (0 <= option_verbosity) {
if (option_bare)
diff --git a/builtin/init-db.c b/builtin/init-db.c
index 6621e5671..b7370d9bb 100644
--- a/builtin/init-db.c
+++ b/builtin/init-db.c
@@ -21,6 +21,7 @@
static int init_is_bare_repository = 0;
static int init_shared_repository = -1;
static const char *init_db_template_dir;
+static const char *git_link;
static void safe_create_dir(const char *dir, int share)
{
@@ -311,11 +312,67 @@ static void create_object_directory(void)
free(path);
}
+int set_git_dir_init(const char *git_dir, const char *real_git_dir,
+ int exist_ok)
+{
+ if (real_git_dir) {
+ struct stat st;
+
+ if (!exist_ok && !stat(git_dir, &st))
+ die("%s already exists", git_dir);
+
+ if (!exist_ok && !stat(real_git_dir, &st))
+ die("%s already exists", real_git_dir);
+
+ /*
+ * make sure symlinks are resolved because we'll be
+ * moving the target repo later on in separate_git_dir()
+ */
+ git_link = xstrdup(real_path(git_dir));
+ }
+ else {
+ real_git_dir = real_path(git_dir);
+ git_link = NULL;
+ }
+ set_git_dir(real_path(real_git_dir));
+ return 0;
+}
+
+static void separate_git_dir(const char *git_dir)
+{
+ struct stat st;
+ FILE *fp;
+
+ if (!stat(git_link, &st)) {
+ const char *src;
+
+ if (S_ISREG(st.st_mode))
+ src = read_gitfile_gently(git_link);
+ else if (S_ISDIR(st.st_mode))
+ src = git_link;
+ else
+ die("unable to handle file type %d", st.st_mode);
+
+ if (rename(src, git_dir))
+ die_errno("unable to move %s to %s", src, git_dir);
+ }
+
+ fp = fopen(git_link, "w");
+ if (!fp)
+ die("Could not create git link %s", git_link);
+ fprintf(fp, "gitdir: %s\n", git_dir);
+ fclose(fp);
+}
+
int init_db(const char *template_dir, unsigned int flags)
{
int reinit;
+ const char *git_dir = get_git_dir();
+
+ if (git_link)
+ separate_git_dir(git_dir);
- safe_create_dir(get_git_dir(), 0);
+ safe_create_dir(git_dir, 0);
init_is_bare_repository = is_bare_repository();
@@ -352,7 +409,6 @@ int init_db(const char *template_dir, unsigned int flags)
}
if (!(flags & INIT_DB_QUIET)) {
- const char *git_dir = get_git_dir();
int len = strlen(git_dir);
/*
@@ -420,6 +476,7 @@ static const char *const init_db_usage[] = {
int cmd_init_db(int argc, const char **argv, const char *prefix)
{
const char *git_dir;
+ const char *real_git_dir = NULL;
const char *work_tree;
const char *template_dir = NULL;
unsigned int flags = 0;
@@ -433,11 +490,16 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
"specify that the git repository is to be shared amongst several users",
PARSE_OPT_OPTARG | PARSE_OPT_NONEG, shared_callback, 0},
OPT_BIT('q', "quiet", &flags, "be quiet", INIT_DB_QUIET),
+ OPT_STRING('L', "separate-git-dir", &real_git_dir, "gitdir",
+ "separate git dir from working tree"),
OPT_END()
};
argc = parse_options(argc, argv, prefix, init_db_options, init_db_usage, 0);
+ if (real_git_dir && !is_absolute_path(real_git_dir))
+ real_git_dir = xstrdup(real_path(real_git_dir));
+
if (argc == 1) {
int mkdir_tried = 0;
retry:
@@ -528,7 +590,7 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
set_git_work_tree(real_path(work_tree));
}
- set_git_dir(real_path(git_dir));
+ set_git_dir_init(git_dir, real_git_dir, 1);
return init_db(template_dir, flags);
}